Last 7 Days of Cap Messages from the Alaska Volcano Observatory
Updated: 19 hours 45 min ago
Cleveland Status Report issued May 24, 2012 12:09 Volcano Alert Level WATCH - Aviation Color Code ORANGE
Nothing unusual was observed in mostly cloudy satellite data of Cleveland Volcano over the past 24 hours. No ash emissions or other signs of unrest were detected or reported.
While Cleveland Volcano is active, sudden ash-producing explosions may occur at any time. Ash clouds associated with explosive events could extend to more than 20,000 feet above sea level. If a large ash-producing eruption occurs, seismic, infrasound, or volcanic lightning networks should detect the event and alert ...
Iliamna Status Report issued May 24, 2012 12:09 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW
Seismic activity at Iliamna Volcano has remained slightly above background over the past 24 hours. AVO has received no reports of unusual activity at the volcano.
The current level of activity at Iliamna does not indicate an imminent or certain eruption and seismic activity appears to be declining gradually. A similar seismic swarm occurred at Iliamna Volcano in 1996-1997 and was not followed by eruptive activity. Prior to an eruption, AVO would expect to see a significant increase in ...
Cleveland Status Report issued May 23, 2012 12:38 Volcano Alert Level WATCH - Aviation Color Code ORANGE
Nothing unusual was observed in mostly cloudy satellite data of Cleveland Volcano over the past 24 hours. No ash emissions or other signs of unrest were detected or reported.
While Cleveland Volcano is active, sudden ash-producing explosions may occur at any time. Ash clouds associated with explosive events could extend to more than 20,000 feet above sea level. If a large ash-producing eruption occurs, seismic, infrasound, or volcanic lightning networks should detect the event and alert ...
Iliamna Status Report issued May 23, 2012 12:38 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW
Seismic activity at Iliamna Volcano has remained slightly above background over the past 24 hours. AVO has received no reports of unusual activity at the volcano.
The current level of activity at Iliamna does not indicate an imminent or certain eruption and seismic activity appears to be declining gradually. A similar seismic swarm occurred at Iliamna Volcano in 1996-1997 and was not followed by eruptive activity. Prior to an eruption, AVO would expect to see a significant increase in ...
Cleveland Daily Update issued May 22, 2012 12:28 Volcano Alert Level WATCH - Aviation Color Code ORANGE
Nothing unusual was observed in satellite data of Cleveland Volcano over the past 24 hours. No ash emissions or other signs of unrest were detected or reported.
While Cleveland Volcano is active, sudden ash-producing explosions may occur at any time. Ash clouds associated with explosive events could extend to more than 20,000 feet above sea level. If a large ash-producing eruption occurs, seismic, infrasound, or volcanic lightning networks should detect the event and alert AVO staff. ...
Iliamna Daily Update issued May 22, 2012 12:28 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW
Seismic activity at Iliamna Volcano has remained slightly above background over the past 24 hours. AVO has received no reports of unusual activity at the volcano.
The current level of activity at Iliamna does not indicate an imminent or certain eruption and seismic activity appears to be declining gradually. A similar seismic swarm occurred at Iliamna Volcano in 1996-1997 and was not followed by eruptive activity. Prior to an eruption, AVO would expect to see a significant increase in ...
Cleveland Daily Update issued May 21, 2012 12:49 Volcano Alert Level WATCH - Aviation Color Code ORANGE
Nothing unusual was observed in satellite data of Cleveland Volcano over the past 24 hours. No ash emissions or other signs of unrest were detected or reported.
While Cleveland Volcano is active, sudden ash-producing explosions may occur at any time. Ash clouds associated with explosive events could extend to more than 20,000 feet above sea level. If a large ash-producing eruption occurs, seismic, infrasound, or volcanic lightning networks should detect the event and alert AVO staff. ...
Iliamna Daily Update issued May 21, 2012 12:49 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW
Seismic activity at Iliamna Volcano has been slightly above background over the past 24 hours. AVO has received no reports of unusual activity at the volcano.
The current level of activity at Iliamna does not indicate an imminent or certain eruption and seismic activity appears to be declining gradually. A similar seismic swarm occurred at Iliamna Volcano in 1996-1997 and was not followed by eruptive activity. Prior to an eruption, AVO would expect to see a significant increase in earthquake ...
Cleveland Daily Update issued May 20, 2012 18:43 Volcano Alert Level WATCH - Aviation Color Code ORANGE
Nothing unusual was observed in satellite data of Cleveland Volcano over the past 24 hours. No ash emissions or other outward signs of unrest were detected or reported.
While Cleveland Volcano is active, sudden ash-producing explosions may occur at any time. Ash clouds associated with explosive events could extend to more than 20,000 feet above sea level. If a large ash-producing eruption occurs, seismic, infrasound, or volcanic lightning networks should detect the event and alert AVO ...
Iliamna Daily Update issued May 20, 2012 18:43 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW
Seismic activity at Iliamna Volcano has been slightly above background over the past 24 hours. Nothing unusual was observed in mostly clear web camera and satellite images. AVO has received no reports of unusual activity at the volcano.
The current level of activity at Iliamna does not indicate an imminent or certain eruption and seismic activity appears to be declining gradually. A similar seismic swarm occurred at Iliamna Volcano in 1996-1997 and was not followed by eruptive activity. ...
Cleveland Daily Update issued May 19, 2012 12:27 Volcano Alert Level WATCH - Aviation Color Code ORANGE
Nothing unusual was observed in satellite data of Cleveland Volcano over the past 24 hours. No ash emissions or other outward signs of unrest were detected or reported.
While Cleveland Volcano is active, sudden ash-producing explosions may occur at any time. Ash clouds associated with explosive events could extend to more than 20,000 feet above sea level. If a large ash-producing eruption occurs, seismic, infrasound, or volcanic lightning networks should detect the event and alert AVO ...
Iliamna Daily Update issued May 19, 2012 12:27 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW
Seismic activity at Iliamna Volcano has been slightly above background over the past 24 hours. Nothing unusual was observed in mostly clear web camera and satellite images. AVO has received no reports of unusual activity at the volcano.
The current level of activity at Iliamna does not indicate an imminent or certain eruption and seismic activity appears to be declining gradually. A similar seismic swarm occurred at Iliamna Volcano in 1996-1997 and was not followed by eruptive activity. ...
Cleveland Weekly Update issued May 18, 2012 12:37 Volcano Alert Level WATCH - Aviation Color Code ORANGE
Nothing unusual was observed in satellite data of Cleveland Volcano over the past week. No ash emissions or other outward signs of unrest were detected or reported during the week.
While Cleveland Volcano is active, sudden ash-producing explosions may occur at any time. Ash clouds associated with explosive events could extend to more than 20,000 feet above sea level. If a large ash-producing eruption occurs, seismic, infrasound, or volcanic lightning networks should detect the event and ...
Iliamna Weekly Update issued May 18, 2012 12:37 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW
Seismic activity at Iliamna Volcano has been slightly above background throughout the past week. Nothing unusual was observed in mostly clear web camera and satellite images during the past week. AVO has received no reports of unusual activity at the volcano.
The current level of activity at Iliamna does not indicate an imminent or certain eruption and seismic activity appears to be declining gradually. A similar seismic swarm occurred at Iliamna Volcano in 1996-1997 and was not followed by ...
Cleveland Daily Update issued May 17, 2012 11:34 Volcano Alert Level WATCH - Aviation Color Code ORANGE
Nothing unusual was observed in satellite data of Cleveland Volcano over the past 24 hours. No ash emissions detected or reported.
While Cleveland Volcano is active, sudden ash-producing explosions are possible at any time. Associated ash clouds could extend to more than 20,000 feet above sea level. If a large ash-producing eruption occurs, seismic, infrasound, or volcanic lightning networks should detect the event and alert AVO staff. There is no real-time seismic monitoring network on ...
Iliamna Daily Update issued May 17, 2012 11:34 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW
Seismic activity at Iliamna Volcano remains slightly above background. Nothing unusual was observed in web camera and satellite images over the past 24 hours. AVO has received no reports of unusual activity.
The current activity at Iliamna does not indicate an imminent or certain eruption. A similar seismic swarm at Iliamna in 1996-1997 was not followed by eruptive activity. Prior to an eruption, AVO would expect to see a further increase in earthquake activity.
Cleveland Daily Update issued May 16, 2012 12:59 Volcano Alert Level WATCH - Aviation Color Code ORANGE
Nothing unusual was observed in satellite data of Cleveland Volcano over the past 24 hours. No ash emissions detected or reported.
While Cleveland Volcano is active, sudden ash-producing explosions are possible at any time. Associated ash clouds could extend to more than 20,000 feet above sea level. If a large ash-producing eruption occurs, seismic, infrasound, or volcanic lightning networks should detect the event and alert AVO staff. There is no real-time seismic monitoring network on ...
Iliamna Daily Update issued May 16, 2012 12:59 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW
Seismic activity at Iliamna Volcano remains slightly above background. Nothing unusual was observed in web camera and satellite images over the past 24 hours. AVO has received no reports of unusual activity.
The current activity at Iliamna does not indicate an imminent or certain eruption. A similar seismic swarm at Iliamna in 1996-1997 was not followed by eruptive activity. Prior to an eruption, AVO would expect to see a further increase in earthquake activity.
Cleveland Daily Update issued May 15, 2012 12:10 Volcano Alert Level WATCH - Aviation Color Code ORANGE
Clouds obscured the summit of Cleveland Volcano and nothing unusual was observed in satellite data over the past 24 hours. No ash emissions detected or reported.
While Cleveland Volcano is active, sudden ash-producing explosions are possible at any time. Associated ash clouds could extend to more than 20,000 feet above sea level. If a large ash-producing eruption occurs, seismic, infrasound, or volcanic lightning networks should detect the event and alert AVO staff. There is no real-time ...
Iliamna Daily Update issued May 15, 2012 12:10 Volcano Alert Level ADVISORY - Aviation Color Code YELLOW
Seismic activity at Iliamna Volcano remains slightly above background. Nothing unusual was observed in web camera and satellite images over the past 24 hours. AVO has received no reports of unusual activity.
The current activity at Iliamna does not indicate an imminent or certain eruption. A similar seismic swarm at Iliamna in 1996-1997 was not followed by eruptive activity. Prior to an eruption, AVO would expect to see a further increase in earthquake activity.
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